Multiple choice

Which city in Uttar Pradesh, sets the Indian Standard Time (I.S.T.) ?

  1. Lucknow

  2. Allahabad

  3. Varanasi

  4. Gorakhpur

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Indian Standard Time is calculated from the longitude 82.5°E, which passes through Allahabad (now Prayagraj). The Indian Time Standard meridian runs near the Allahabad Observatory. IST is UTC+5:30, making it 5.5 hours ahead of Greenwich Mean Time.